/* Calculate monthly payment for an amortized loan with
   an annual interest rate using a simple model.
   Emad Arasteh
   October 17, 2019
*/

#include <stdio.h>

int main() {

  double loan = 0, interest_rate = 0;
  double interest = 0, amortization, month_fee;
  unsigned int years, year_cnt;

  printf("Please enter your total loan in dollar: ");
  scanf("%lf", &loan);

  printf("Please enter interest rate in percentage: ");
  scanf("%lf", &interest_rate);

  printf("Please enter number of years for amortization: ");
  scanf("%u", &years);

  year_cnt = years;

  while (year_cnt > 0) {
    interest     = loan * interest_rate/100;
    amortization = loan / year_cnt;
    month_fee    = (interest + amortization) / 12;

    printf("Your monthly fee for year %u is: %f \n", years - year_cnt, month_fee);

    loan -= amortization;
    year_cnt--;
  }

  return 0;
}